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drm/amdgpu: use the new iterator in amdgpu_sync_resv

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Simplifying the code a bit.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20211005113742.1101-12-christian.koenig@amd.com
This commit is contained in:
Christian König
2021-06-15 20:26:00 +02:00
parent 1d51775cd3
commit 930ca2a7cb
1 changed files with 13 additions and 29 deletions
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42
drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
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@@ -252,41 +252,25 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, struct amdgpu_sync *sync,
struct dma_resv *resv, enum amdgpu_sync_mode mode,
void *owner)
{
struct dma_resv_list *flist;
struct dma_resv_iter cursor;
struct dma_fence *f;
unsigned i;
int r = 0;
int r;
if (resv == NULL)
return -EINVAL;
/* always sync to the exclusive fence */
f = dma_resv_excl_fence(resv);
dma_fence_chain_for_each(f, f) {
struct dma_fence_chain *chain = to_dma_fence_chain(f);
dma_resv_for_each_fence(&cursor, resv, true, f) {
dma_fence_chain_for_each(f, f) {
struct dma_fence_chain *chain = to_dma_fence_chain(f);
if (amdgpu_sync_test_fence(adev, mode, owner, chain ?
chain->fence : f)) {
r = amdgpu_sync_fence(sync, f);
dma_fence_put(f);
if (r)
return r;
break;
}
}
flist = dma_resv_shared_list(resv);
if (!flist)
return 0;
for (i = 0; i < flist->shared_count; ++i) {
f = rcu_dereference_protected(flist->shared[i],
dma_resv_held(resv));
if (amdgpu_sync_test_fence(adev, mode, owner, f)) {
r = amdgpu_sync_fence(sync, f);
if (r)
return r;
if (amdgpu_sync_test_fence(adev, mode, owner, chain ?
chain->fence : f)) {
r = amdgpu_sync_fence(sync, f);
dma_fence_put(f);
if (r)
return r;
break;
}
}
}
return 0;